child. The child contained by the container . If null, and if the constraints are unbounded or also null, the container will expand to fill all available space in its parent, unless the parent provides unbounded constraints, in which case the container will attempt to be as small as possible.
What is Flutter child?
child. The child contained by the container . If null, and if the constraints are unbounded or also null, the container will expand to fill all available space in its parent, unless the parent provides unbounded constraints, in which case the container will attempt to be as small as possible.